var Food = Container.expand(function () { var self = Container.call(this); self.nutrition = 20; var foodGraphics = self.createAsset('food', 'Food Graphics', 0.5, 0.5); self.consume = function () { self.destroy(); }; }); var Obstacle = Container.expand(function () { var self = Container.call(this); self.radius = 50; }); var Fish = Container.expand(function () { var self = Container.call(this); self.hunger = 100; self.hungerDecayRate = 0.1; self.eatFood = function (food) { if (self.distanceTo(food) < 50) { self.hunger = Math.min(self.hunger + food.nutrition, 100); food.consume(); } }; self.updateHunger = function () { self.hunger -= self.hungerDecayRate; if (self.hunger <= 0) { self.die(); } }; self.greetFish = function (otherFish) { if (!self.memory.includes(otherFish)) { self.targetRotation = Math.atan2(otherFish.y - self.y, otherFish.x - self.x); self.directionChangeTime = LK.ticks; self.directionChangeInterval = 5; self.rememberObject(otherFish); } }; self.playWithObject = function (target) { self.targetRotation = Math.atan2(target.y - self.y, target.x - self.x) + Math.random() * Math.PI - Math.PI / 2; self.directionChangeTime = LK.ticks; self.directionChangeInterval = 5; }; self.memory = []; self.rememberObject = function (target) { if (!self.memory.includes(target)) { self.memory.push(target); } }; self.findClosestFood = function () { var closestFood = null; var closestDistance = Infinity; LK.stageContainer.children.forEach(function (child) { if (child instanceof Food) { var distance = self.distanceTo(child); if (distance < closestDistance) { closestDistance = distance; closestFood = child; } } }); return closestFood; }; self.forgetObject = function (target) { var index = self.memory.indexOf(target); if (index > -1) { self.memory.splice(index, 1); } }; self.getNearbyObjects = function () { var nearbyObjects = []; LK.stageContainer.children.forEach(function (child) { if (!(child instanceof Fish) && child !== self) { var dx = child.x - self.x; var dy = child.y - self.y; var distance = Math.sqrt(dx * dx + dy * dy); if (distance < 300) { nearbyObjects.push(child); } } }); return nearbyObjects; }; self.findCuriosityTarget = function () { var possibleTargets = self.getNearbyObjects(); if (possibleTargets.length > 0) { self.curiosityTarget = possibleTargets[Math.floor(Math.random() * possibleTargets.length)]; } }; self.investigateCuriosity = function (target) { self.targetRotation = Math.atan2(target.y - self.y, target.x - self.x); self.directionChangeTime = LK.ticks; self.directionChangeInterval = 10; }; self.distanceTo = function (target) { var dx = target.x - self.x; var dy = target.y - self.y; return Math.sqrt(dx * dx + dy * dy); }; self.formSchool = function (similarFish) { var alignmentAngle = 0; similarFish.forEach(function (fish) { alignmentAngle += fish.rotation; }); alignmentAngle /= similarFish.length; self.targetRotation = alignmentAngle; self.directionChangeTime = LK.ticks; self.directionChangeInterval = 30; }; self.evadePredators = function (predators) { var evadeAngle = 0; predators.forEach(function (predator) { var angleToPredator = Math.atan2(predator.y - self.y, predator.x - self.x); evadeAngle += angleToPredator + Math.PI; }); evadeAngle /= predators.length; self.targetRotation = evadeAngle + (Math.random() * Math.PI - Math.PI / 2); self.directionChangeTime = LK.ticks; self.directionChangeInterval = 10; }; self.followLeader = function (leaderFish) { var followDistance = 50; var dx = leaderFish.x - self.x; var dy = leaderFish.y - self.y; var distance = Math.sqrt(dx * dx + dy * dy); if (distance > followDistance) { self.targetRotation = Math.atan2(dy, dx); self.directionChangeTime = LK.ticks; self.directionChangeInterval = 10; } }; self.findLeaderFish = function (nearbyFish) { var leader = null; var maxScore = 0; nearbyFish.forEach(function (fish) { var score = fish.size + fish.speed; if (score > maxScore) { maxScore = score; leader = fish; } }); return leader; }; self.evadeLargerFish = function (largerFish) {}; self.getNearbyFish = function () { var nearbyFish = []; LK.stageContainer.children.forEach(function (child) { if (child instanceof Fish && child !== self) { var dx = child.x - self.x; var dy = child.y - self.y; var distance = Math.sqrt(dx * dx + dy * dy); if (distance < 300) { nearbyFish.push(child); } } }); return nearbyFish; }; self.avoidObstacles = function (obstacles) { if (obstacles.length > 0) { var sumAngles = 0; var count = 0; for (var i = 0; i < obstacles.length; i++) { var obstacle = obstacles[i]; var angleToObstacle = Math.atan2(obstacle.y - self.y, obstacle.x - self.x); sumAngles += angleToObstacle + Math.PI; count++; } if (count > 0) { var averageAvoidAngle = sumAngles / count; self.targetRotation = averageAvoidAngle; self.directionChangeTime = LK.ticks; self.directionChangeInterval = Math.random() * 50 + 30; } } }; self.isPathBlocked = function (newX, newY, obstacles) { for (var i = 0; i < obstacles.length; i++) { var obstacle = obstacles[i]; var dx = obstacle.x - newX; var dy = obstacle.y - newY; if (Math.sqrt(dx * dx + dy * dy) < obstacle.radius + self.radius) { return true; } } return false; }; self.die = function () { self.destroy(); }; self.getNearbyObstacles = function () { var nearbyObstacles = []; LK.stageContainer.children.forEach(function (child) { if (typeof Obstacle !== 'undefined' && child instanceof Obstacle) { var dx = child.x - self.x; var dy = child.y - self.y; var distance = Math.sqrt(dx * dx + dy * dy); if (distance < 300) { nearbyObstacles.push(child); } } }); return nearbyObstacles; }; this.getWaterBounds = function () { var waterGraphics = LK.getAsset('water', 'Water Graphics', 0, 0); return { left: (2048 - waterGraphics.width) / 2, right: (2048 + waterGraphics.width) / 2, top: (2732 - waterGraphics.height) / 2 - 150, bottom: (2732 + waterGraphics.height) / 2 - 150 }; }; }); var Surgeonfish = Fish.expand(function () { var self = Fish.call(this) || this; var fishGraphics = self.createAsset('surgeonfish', 'Surgeonfish Graphics', .5, .5); fishGraphics.scale.set(1, 1); self.speed = (Math.random() * 0.2 + 0.5) * 2; self.move = function () { if (!self.directionChangeTime || LK.ticks - self.directionChangeTime > self.directionChangeInterval) { self.directionChangeTime = LK.ticks; self.directionChangeInterval = Math.random() * 120 + 60; self.targetRotation = Math.random() * Math.PI * 2; } var progress = (LK.ticks - self.directionChangeTime) / self.directionChangeInterval; if (progress < 1) { var rotationSpeed = 0.05; var rotationDifference = self.targetRotation - self.rotation; if (rotationDifference > Math.PI) rotationDifference -= Math.PI * 2; if (rotationDifference < -Math.PI) rotationDifference += Math.PI * 2; self.rotation += Math.sign(rotationDifference) * Math.min(Math.abs(rotationDifference), rotationSpeed); } else { self.rotation = self.targetRotation; } var newX = self.x + Math.cos(self.rotation) * self.speed; var newY = self.y + Math.sin(self.rotation) * self.speed; var obstacles = self.getNearbyObstacles(); var nearbyFish = self.getNearbyFish(); if (nearbyFish.length > 1) { var closestFish = nearbyFish.reduce(function (prev, curr) { return self.distanceTo(prev) < self.distanceTo(curr) ? prev : curr; }); if (self.distanceTo(closestFish) < self.radius * 2) { self.targetRotation = Math.atan2(self.y - closestFish.y, self.x - closestFish.x); self.directionChangeTime = LK.ticks; self.directionChangeInterval = 10; } } if (self.isPathBlocked(newX, newY, obstacles)) { var leaderFish = self.findLeaderFish(nearbyFish); if (leaderFish) { self.followLeader(leaderFish); } else { self.avoidObstacles(obstacles); } } else if (nearbyFish.some(fish => fish.size > self.size)) { var predators = nearbyFish.filter(fish => fish.size > self.size); if (predators.length > 0) { self.isFleeing = true; predators.forEach(function (predator) { self.rememberObject(predator); }); self.evadePredators(predators); if (self.isFleeing) { var hidingSpots = self.getNearbyObstacles().filter(function (obstacle) { return self.distanceTo(obstacle) < 200; }); if (hidingSpots.length > 0) { var hidingSpot = hidingSpots[Math.floor(Math.random() * hidingSpots.length)]; self.targetRotation = Math.atan2(hidingSpot.y - self.y, hidingSpot.x - self.x); self.directionChangeTime = LK.ticks; self.directionChangeInterval = 20; } } } else { if (self.isFleeing && LK.ticks - self.directionChangeTime > 300) { self.isFleeing = false; self.memory = self.memory.filter(function (obj) { return !(obj instanceof Fish); }); } } } else if (nearbyFish.length > 0) { var similarFish = nearbyFish.filter(fish => fish.constructor === self.constructor); if (similarFish.length > 0) { similarFish.forEach(function (fish) { self.greetFish(fish); }); if (Math.random() < 0.05) { var potentialMates = similarFish.filter(function (fish) { return fish.constructor === self.constructor && fish !== self; }); if (potentialMates.length > 0) { var mate = potentialMates[Math.floor(Math.random() * potentialMates.length)]; self.targetRotation = Math.atan2(mate.y - self.y, mate.x - self.x); self.directionChangeTime = LK.ticks; self.directionChangeInterval = 20; } } else { self.formSchool(similarFish); } } } else if (self.curiosityTarget && self.distanceTo(self.curiosityTarget) < 100) { self.playWithObject(self.curiosityTarget); self.rememberObject(self.curiosityTarget); } else { self.x = newX; self.y = newY; if (self.hunger < 30 || self.hunger > 70 && Math.random() < 0.1) { var food = self.findClosestFood(); if (food) { self.targetRotation = Math.atan2(food.y - self.y, food.x - self.x); } else { if (Math.random() < 0.05) { var toys = self.getNearbyObjects().filter(function (obj) { return !(obj instanceof Food) && !(obj instanceof Fish); }); if (toys.length > 0) { var toy = toys[Math.floor(Math.random() * toys.length)]; self.playWithObject(toy); } } else { self.findCuriosityTarget(); } } } else { self.findCuriosityTarget(); } } var waterBounds = self.getWaterBounds(); if (self.x < waterBounds.left || self.x > waterBounds.right) { self.rotation = Math.PI - self.rotation; } if (self.y < waterBounds.top || self.y > waterBounds.bottom) { self.rotation = -self.rotation; } fishGraphics.scale.x = Math.cos(self.rotation) < 0 ? -1 : 1; fishGraphics.rotation = self.rotation; }; }); var Pufferfish = Fish.expand(function () { var self = Fish.call(this) || this; var fishGraphics = self.createAsset('pufferfish', 'Pufferfish Graphics', .5, .5); fishGraphics.scale.set(1, 1); self.speed = Math.random() * 0.2 + 0.4; self.move = function () { if (!self.directionChangeTime || LK.ticks - self.directionChangeTime > self.directionChangeInterval) { self.directionChangeTime = LK.ticks; self.directionChangeInterval = Math.random() * 140 + 80; self.targetRotation = Math.random() * Math.PI * 2; } var progress = (LK.ticks - self.directionChangeTime) / self.directionChangeInterval; if (progress < 1) { self.rotation += (self.targetRotation - self.rotation) * progress; } else { self.rotation = self.targetRotation; } var tentativeX = self.x + Math.cos(self.rotation) * self.speed; var tentativeY = self.y + Math.sin(self.rotation) * self.speed; var waterBounds = self.getWaterBounds(); tentativeX = Math.max(waterBounds.left, Math.min(tentativeX, waterBounds.right)); tentativeY = Math.max(waterBounds.top, Math.min(tentativeY, waterBounds.bottom)); var waterBounds = self.getWaterBounds(); tentativeX = Math.max(waterBounds.left, Math.min(tentativeX, waterBounds.right)); tentativeY = Math.max(waterBounds.top, Math.min(tentativeY, waterBounds.bottom)); self.x = tentativeX; self.y = tentativeY; var waterBounds = self.getWaterBounds(); if (self.x < waterBounds.left || self.x > waterBounds.right) { self.rotation = Math.PI - self.rotation; } if (self.y < waterBounds.top || self.y > waterBounds.bottom) { self.rotation = -self.rotation; } fishGraphics.scale.x = Math.cos(self.rotation) < 0 ? -1 : 1; fishGraphics.rotation = self.rotation; }; }); var Clownfish = Fish.expand(function () { var self = Fish.call(this) || this; var fishGraphics = self.createAsset('clownfish', 'Clownfish Graphics', .5, .5); fishGraphics.scale.set(1, 1); self.speed = Math.random() * 0.2 + 0.4; self.move = function () { if (!self.directionChangeTime || LK.ticks - self.directionChangeTime > self.directionChangeInterval) { self.directionChangeTime = LK.ticks; self.directionChangeInterval = Math.random() * 110 + 70; self.targetRotation = Math.random() * Math.PI * 2; } var progress = (LK.ticks - self.directionChangeTime) / self.directionChangeInterval; if (progress < 1) { self.rotation += (self.targetRotation - self.rotation) * progress; } else { self.rotation = self.targetRotation; } var tentativeX = self.x + Math.cos(self.rotation) * self.speed * 2; var tentativeY = self.y + Math.sin(self.rotation) * self.speed * 2; var waterBounds = self.getWaterBounds(); tentativeX = Math.max(waterBounds.left, Math.min(tentativeX, waterBounds.right)); tentativeY = Math.max(waterBounds.top, Math.min(tentativeY, waterBounds.bottom)); self.x = tentativeX; self.y = tentativeY; var waterBounds = self.getWaterBounds(); if (self.x < waterBounds.left || self.x > waterBounds.right) { self.rotation = Math.PI - self.rotation; } if (self.y < waterBounds.top || self.y > waterBounds.bottom) { self.rotation = -self.rotation; } fishGraphics.scale.x = Math.cos(self.rotation) < 0 ? -1 : 1; fishGraphics.rotation = self.rotation; }; }); var Angelfish = Fish.expand(function () { var self = Fish.call(this) || this; var fishGraphics = self.createAsset('angelfish', 'Angelfish Graphics', .5, .5); fishGraphics.scale.set(1, 1); self.speed = Math.random() * 0.2 + 0.45; self.move = function () { if (!self.directionChangeTime || LK.ticks - self.directionChangeTime > self.directionChangeInterval) { self.directionChangeTime = LK.ticks; self.directionChangeInterval = Math.random() * 130 + 90; self.targetRotation = Math.random() * Math.PI * 2; } var progress = (LK.ticks - self.directionChangeTime) / self.directionChangeInterval; if (progress < 1) { self.rotation += (self.targetRotation - self.rotation) * progress; } else { self.rotation = self.targetRotation; } if (!self.velocity) { self.velocity = { x: 0, y: 0 }; self.acceleration = Math.random() * 0.05 + 0.025; } var targetVelocityX = Math.cos(self.rotation) * self.speed; var targetVelocityY = Math.sin(self.rotation) * self.speed; self.velocity.x += (targetVelocityX - self.velocity.x) * self.acceleration; self.velocity.y += (targetVelocityY - self.velocity.y) * self.acceleration; self.x += self.velocity.x; self.y += self.velocity.y; var waterBounds = self.getWaterBounds(); if (self.x < waterBounds.left || self.x > waterBounds.right) { self.rotation = Math.PI - self.rotation; } if (self.y < waterBounds.top || self.y > waterBounds.bottom) { self.rotation = -self.rotation; } fishGraphics.scale.x = Math.cos(self.rotation) < 0 ? -1 : 1; fishGraphics.rotation = self.rotation; }; }); var Aquarium = Container.expand(function () { var self = Container.call(this); this.getWaterBounds = function () { var waterGraphics = LK.getAsset('water', 'Water Graphics', 0, 0); return { left: (2048 - waterGraphics.width) / 2, right: (2048 + waterGraphics.width) / 2, top: (2732 - waterGraphics.height) / 2 - 150, bottom: (2732 + waterGraphics.height) / 2 - 150 }; }; var aquariumGraphics = self.createAsset('aquarium', 'Aquarium Background', 0, 0); aquariumGraphics.width = 2048 * 1.3; aquariumGraphics.height = 2732 * 1.3; aquariumGraphics.x = (2048 - aquariumGraphics.width) / 2; aquariumGraphics.y = (2732 - aquariumGraphics.height) / 2; self.addChild(aquariumGraphics); var waterGraphics = self.createAsset('water', 'Water Graphics', 0, 0); waterGraphics.width = 2048 / 3 * 2 * 1.08; waterGraphics.height = 2732 / 3 * 1.26; waterGraphics.x = (2048 - waterGraphics.width) / 2; waterGraphics.y = (2732 - waterGraphics.height) / 2 - 150; waterGraphics.alpha = 0; self.addChild(waterGraphics); }); var KoiFish = Fish.expand(function () { var self = Fish.call(this) || this; var fishGraphics = self.createAsset('koiFish', 'Koi Fish Graphics', .5, .5); fishGraphics.scale.set(1, 1); self.speed = Math.random() * 0.2 + 0.48; self.move = function () { if (self.targetRotation === undefined || LK.ticks - self.rotationStartTime >= self.rotationDuration) { self.targetRotation = Math.random() * Math.PI * 2; self.rotationStartTime = LK.ticks; self.rotationDuration = Math.random() * 130 + 70; } var progress = (LK.ticks - self.rotationStartTime) / self.rotationDuration; if (progress < 1) { var deltaRotation = (self.targetRotation - self.rotation) * progress; self.rotation += deltaRotation; } else { self.rotation = self.targetRotation; } if (!self.isResting) { if (!self.isSleeping) { self.x += Math.cos(self.rotation) * self.speed; self.y += Math.sin(self.rotation) * self.speed; } if (LK.ticks % 1800 === 0) { self.isSleeping = !self.isSleeping; self.directionChangeTime = LK.ticks; self.directionChangeInterval = self.isSleeping ? 300 : Math.random() * 120 + 60; } } if (LK.ticks % 300 === 0) { self.isResting = !self.isResting; self.directionChangeTime = LK.ticks; self.directionChangeInterval = self.isResting ? 120 : Math.random() * 120 + 60; } var waterBounds = self.getWaterBounds(); if (self.x < waterBounds.left || self.x > waterBounds.right) { self.rotation = Math.PI - self.rotation; } if (self.y < waterBounds.top || self.y > waterBounds.bottom) { self.rotation = -self.rotation; } self.rotation = self.rotation % (Math.PI * 2); if (Math.cos(self.rotation) < 0) { fishGraphics.scale.x = -1; } else { fishGraphics.scale.x = 1; } fishGraphics.rotation = self.rotation; }; }); var Goldfish = Fish.expand(function () { var self = Fish.call(this) || this; var fishGraphics = self.createAsset('goldfish', 'Goldfish Graphics', .5, .5); fishGraphics.scale.set(1, 1); self.speed = Math.random() * 0.2 + 0.4; self.move = function () { if (self.targetRotation === undefined || LK.ticks - self.rotationStartTime >= self.rotationDuration) { self.targetRotation = Math.random() * Math.PI * 2; self.rotationStartTime = LK.ticks; self.rotationDuration = Math.random() * 140 + 80; } var progress = (LK.ticks - self.rotationStartTime) / self.rotationDuration; if (progress < 1) { var deltaRotation = (self.targetRotation - self.rotation) * progress; self.rotation += deltaRotation; } else { self.rotation = self.targetRotation; } self.x += Math.cos(self.rotation) * self.speed; self.y += Math.sin(self.rotation) * self.speed; var waterBounds = self.getWaterBounds(); if (self.x < waterBounds.left || self.x > waterBounds.right) { self.rotation = Math.PI - self.rotation; } if (self.y < waterBounds.top || self.y > waterBounds.bottom) { self.rotation = -self.rotation; } self.rotation = self.rotation % (Math.PI * 2); if (Math.cos(self.rotation) < 0) { fishGraphics.scale.x = -1; } else { fishGraphics.scale.x = 1; } fishGraphics.rotation = self.rotation; }; }); var GuppyFish = Fish.expand(function () { var self = Fish.call(this) || this; var fishGraphics = self.createAsset('guppyFish', 'Guppy Fish Graphics', .5, .5); fishGraphics.scale.set(1, 1); self.speed = Math.random() * 0.2 + 0.35; self.move = function () { if (self.targetRotation === undefined || LK.ticks - self.rotationStartTime >= self.rotationDuration) { self.targetRotation = Math.random() * Math.PI * 2; self.rotationStartTime = LK.ticks; self.rotationDuration = Math.random() * 100 + 50; } var progress = (LK.ticks - self.rotationStartTime) / self.rotationDuration; if (progress < 1) { var deltaRotation = (self.targetRotation - self.rotation) * progress; self.rotation += deltaRotation; } else { self.rotation = self.targetRotation; } self.x += Math.cos(self.rotation) * self.speed; self.y += Math.sin(self.rotation) * self.speed; var waterBounds = self.getWaterBounds(); if (self.x < waterBounds.left || self.x > waterBounds.right) { self.rotation = Math.PI - self.rotation; } if (self.y < waterBounds.top || self.y > waterBounds.bottom) { self.rotation = -self.rotation; } self.rotation = self.rotation % (Math.PI * 2); if (Math.cos(self.rotation) < 0) { fishGraphics.scale.x = -1; } else { fishGraphics.scale.x = 1; } fishGraphics.rotation = self.rotation; }; }); var BettaFish = Fish.expand(function () { var self = Fish.call(this) || this; var fishGraphics = self.createAsset('bettaFish', 'Betta Fish Graphics', .5, .5); fishGraphics.scale.set(1, 1); self.speed = Math.random() * 0.2 + 0.5; self.move = function () { if (self.targetRotation === undefined || LK.ticks - self.rotationStartTime >= self.rotationDuration) { self.targetRotation = Math.random() * Math.PI * 2; self.rotationStartTime = LK.ticks; self.rotationDuration = Math.random() * 150 + 100; } var progress = (LK.ticks - self.rotationStartTime) / self.rotationDuration; if (progress < 1) { var deltaRotation = (self.targetRotation - self.rotation) * progress; self.rotation += deltaRotation; } else { self.rotation = self.targetRotation; } self.x += Math.cos(self.rotation) * self.speed; self.y += Math.sin(self.rotation) * self.speed; var waterBounds = self.getWaterBounds(); if (self.x < waterBounds.left || self.x > waterBounds.right) { self.rotation = Math.PI - self.rotation; } if (self.y < waterBounds.top || self.y > waterBounds.bottom) { self.rotation = -self.rotation; } self.rotation = self.rotation % (Math.PI * 2); if (Math.cos(self.rotation) < 0) { fishGraphics.scale.x = -1; } else { fishGraphics.scale.x = 1; } fishGraphics.rotation = self.rotation; }; }); var Game = Container.expand(function () { var self = Container.call(this); var aquarium = self.addChild(new Aquarium()); LK.stageContainer.setBackgroundColor(0x008080); var fishes = []; var fishTypes = [Fish, KoiFish, Goldfish, GuppyFish, BettaFish, Angelfish, Clownfish, Pufferfish, Surgeonfish]; for (var i = 0; i < fishTypes.length; i++) { for (var j = 0; j < 1; j++) { var fish = new fishTypes[i](); if (typeof fish.move === 'function') { var waterBounds = aquarium.getWaterBounds(); var waterWidth = waterBounds.right - waterBounds.left; var waterHeight = waterBounds.bottom - waterBounds.top; var waterCenterX = waterBounds.left + waterWidth / 2; var waterCenterY = waterBounds.top + waterHeight / 2; var maxDistanceX = waterWidth / 2 * 0.8; var maxDistanceY = waterHeight / 2 * 0.8; var angle = Math.random() * Math.PI * 2; var distanceX = Math.random() * maxDistanceX; var distanceY = Math.random() * maxDistanceY; fish.x = waterCenterX + distanceX * Math.cos(angle); fish.y = waterCenterY + distanceY * Math.sin(angle); fishes.push(fish); self.addChild(fish); } } } LK.on('tick', function () { for (var i = 0; i < fishes.length; i++) { fishes[i].move(); } }); });

Aquarium Live by Dracul

Images